Portion of a box



FIG. 1 is a front elevation view of portion of a box showing our newdesign;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a left-side elevation view thereof;

FIG. 4 is a right-side elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The dashed broken line showing in the drawings are for illustrativepurposes only and form no part of the claimed design. The dotted brokenline showing in the drawings represent boundaries of the claimed designand form no part of the claimed design.

The ornamental design for a portion of a box, as shown an described.